WMSIC Electronic Components

ElecSuper ESD8D12CT5G

ModelESD8D12CT5G
PackageDFN1006-2L
BrandElec Super
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Elec Super ESD8D12CT5G
Type
ELECSUPER
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
ESD8D12CT5G
Electronic Component
1
Package
DFN1006-2L
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.011g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
7pF
Electronic Component
BM0238682701
Operating Temperature
40℃~+125℃
Voltage
17V
Electronic Component
IEC 61000-4-2

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

ESD8D12CT5G 产品概述

一、产品简介

ESD8D12CT5G 为 ElecSuper(静芯微)出品的一款双向单路瞬态抑制二极管(ESD TVS),专为保护低电压信号线与接口免受静电放电和浪涌冲击而设计。器件工作电压 Vrwm = 12V,击穿电压 13.5V,钳位电压 17V(8/20µs,8A),能承受峰值脉冲电流 Ipp = 8A(8/20µs),峰值脉冲功率 Ppp = 160W(8/20µs)。封装为紧凑型 DFN1006-2L,工作温度范围 -40℃ 至 +125℃,反向漏电流仅 1µA,结电容约 7pF,满足 IEC 61000-4-2 静电放电防护要求。

二、主要性能特点

  • 双向保护:对正负极性浪涌均能钳位,适合交流或双向数据线保护。
  • 低钳位电压:典型钳位 17V(8A@8/20µs),在瞬态事件中对下游电路提供有效限压。
  • 高频兼容:结电容仅 7pF,适合对信号完整性有一定要求的高速接口(如 USB2.0、CAN、UART 等)。
  • 低漏电流:反向电流 Ir = 1µA(典型),在低功耗系统中影响极小。
  • 小尺寸封装:DFN1006-2L 体积小,有利于紧凑 PCB 布局与自动化贴装。
  • 宽温度范围:-40℃ 至 +125℃,适应工业级与消费级应用环境。

三、典型应用场景

  • 移动设备与便携式终端的信号/电源保护(Vrwm 12V 适配多数 5–12V 系统)。
  • 通信接口保护:USB2.0、串口(RS-232/485)、CAN 总线等对抖动容忍度较高的高速信号线。
  • 工业控制、智能家居与物联网终端的接口浪涌防护。
  • 屏蔽敏感模拟/数字输入端,防止静电击穿与瞬态损坏。

四、封装与 PCB 布局建议

  • 尽量将 TVS 器件放置于被保护引脚附近,输入线与器件之间保持最短走线,减小串联电感。
  • DFN1006-2L 为小尺寸 SMD,焊盘设计参考厂商推荐封装尺寸,确保良好焊接热性能。
  • 对于较大能量的环境,可在器件下方或附近设计散热铜箔或过孔,帮助热量扩散。
  • 若用于差分对保护,确保两端对称布置,避免引入不对称阻抗。
  • 与保护器件连接的地线(或参考地)应为低阻抗回流路径,优先使用地平面。

五、选型与使用注意事项

  • 确认系统工作电压与 Vrwm(12V)匹配,工作电压接近 Vrwm 会影响漏电及寿命。
  • 对超高速接口(如 HDMI、USB3.x)若对结电容要求极低(<<7pF),需评估是否能满足信号完整性要求。
  • ESD8D12CT5G 的峰值脉冲能力基于 8/20µs 波形,若系统遭受更高能量或不同波形冲击,应评估能量容限或采取多级保护方案。
  • 布局时避免在 TVS 与保护对象之间串联较长的走线或额外电感性元件,否则会降低钳位效率。

总结:ESD8D12CT5G 以其低电容、低漏电、高钳位能力和小尺寸封装,适合要求抗静电且对信号质量有一定要求的接口保护场景。正确的 PCB 布局与热管理能充分发挥其瞬态抑制与可靠性优势。若需更严格的信号完整性或更高能量吸收能力,可结合产品数据手册与系统冲击仿真进行进一步验证。

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